BlogFlame Institute

24. Flattened sacs of golgi bodies are separated from each other by a space which is

(a) 13 Å (b) 130 Å (c) 113 Å (d) 30 Å Ans. d (7)

23. Which is not function of golgibody

(a) Secretion (b) Formation of plasmamembrane (c) Fat synthesis (d) Cell wall formation Ans. (c) Fat synthesis is the main function of smooth endoplasmic reticulum. (14)

22. Golgi body originated from

(a) Lysosome (b) Endoplasmic reticulum (c) Mitochondria (d) Cell membrane Ans. b (7)

21. Least stable endoplasmic reticulum is

(a) Rough E.R. (b) Smooth E.R. (c) Cisternae (d) Tubules Ans. b (17)

20. Which of the following is responsible for mechanical support, enzyme transport and protein synthesis

(a) Dictyosomes (b) Cell membrane (c) Mitochondria (d) Endoplasmic reticulum Ans. (d) Endoplasmic reticulum is scattered from plasma membrane to nuclear membrane, by which they provide mechanical support. Ribosomes found in surface of ER that is why, they participate in …

19. RER is mainly concerned with

(a) Proteolysis (b) Fatty acids synthesis (c) Peptide bond formation (d) Cholesterol synthesis Ans. (c) RER has ribosome on which protein synthesis occurs. (22)

18. “Endoplasmic reticulum” was discovered by

(a) Porter (b) Altmann (c) Golgi (d) Benda Ans. a (7)

12. In endoplasmic reticulum the following process take place

(a) Lipid synthesis (b) Channeling of biosynthetic processes (c) Steroid synthesis (d) All of the above Ans. d (19)

20. Cytochrome is found in

(a) Cytoplasm (b) Golgi body (c) Nucleus (d) Plasmalemma Ans. (d) Endoplasmic reticulum is scattered from plasma membrane to nuclear membrane, by which they provide mechanical support. …

Q21. If South-east becomes North, North-east becomes West and so on, what will West become?

ਜੇਕਰ ਦੱਖਣ ਪੂਰਬ ਨੂੰ ਉਤਰ ਕਿਹਾ ਜਾਂਦਾ ਹੈ ਉਤਰ ਪੂਰਬ ਨੂੰ ਪੱਛਮ ਕਿਹਾ ਜਾਂਦਾ ਹੈ ਇਸੇ ਤਰ੍ਹਾਂ ਪੱਛਮ ਨੂੰ ਕੀ ਕਿਹਾ ਜਾਵੇਗਾ। (5)

19. The main difference between chlorophyll ‘a’ and ‘b’ is

(a) Chlorophyll ‘a‘ is linear chain compound and ‘b‘ is branched chain (b) Chlrophyll ‘a‘ has no Mg+ ion in centre of molecule (c) In chlorophyll ‘a‘ there is CH3 group whereas in ‘b‘ it is –CHO group (d) All …

18. Mark the incorrect statement

(a) All cells do not contains a true nucleus (b) Respiration occurs in mitochondria (c) Cell walls are generally made up of cellulose (d) All living plant cells contains chlorophyll Ans. a (27)

17. The endoskeleton of cell is made up of

(a) Cell wall (b) Endoplasmic reticulum (c) Cytoplasm (d) Mitochondria Ans. (b) Endoplasmic reticulum gives support to the cell. (16)

16. The fine network of single unit membrane distributed extensively throughout the cytoplasm in a cell is referred to as

(a) Golgi bodies (b) Peroxisome (c) Lysosome (d) Endoplasmic reticulum Ans d (39)

15. When the region of endoplasmic reticulum are studded by ribosome on their outer surface of the cisternae, it is called

(a) Sarcoplasmic reticulum (b) Smooth endoplasmic reticulum (c) Granular endoplasmic reticulum (d) None of the above Ans. c (6)

14. The endoplasmic reticulum often bears

(a) Lysosomes (b) Centrioles (c) Peroxisomes (d) Ribosomes Ans. d (18)

13. Single unit membrane structure present in the cytoplasm in the form of a net is

(a) Golgi complex (b) Microtubules (c) Microsomes (d) Endoplasmic reticulum Ans. d (38)

12. In endoplasmic reticulum the following process take place

(a) Lipid synthesis (b) Channeling of biosynthetic processes (c) Steroid synthesis (d) All of the above Ans. d (14)

35. Assertion : Mitochondria and chloroplasts are semiautonomous organelles. Reason : They are formed by division of pre-existing organelles as well as contain DNA but lack protein synthesizing machinery

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion …

34. Assertion : A cell membrane shows fluid behaviour. Reason : A membrane is a mosaic or composite of diverse lipids and proteins.

31. Assertion : Cell wall is not found in animal cell. Reason : Animal cells are covered by cell membrane.

33. Assertion : The number of cells in a multicellular organism is inversely proportional to the size of body. Reason : All the cells in the biological world are of same size.

32. Assertion : It is important that the organisms should have cell. Reason : A cell keeps its chemical composition steady within its boundary.

30. Assertion : Histones are basic proteins of major importance in packaging of eukaryotic DNA. DNA and histones comprise chromatine, forming the bulk of eukaryotic chromosome. Reason : Histones are 5 major types H1, H2A, H2B, H3 and H4.

29. Assertion : DNA is associated with proteins. Reason : DNA binds around histone proteins that form a pool and the entire structure is called a nucleosome.

28. Assertion : Mitochondria is known as power house of cell. Reason : ATP production takes place here.

27. Assertion : Lysosomes help in photorespiration. Reason : Lysosome have basic enzyme

26. Assertion : Living organisms possess specific individuality with the definite shape and size. Reason : Both living and non living entities resemble each other at the lower level of organisation.

25. Assertion : Meiotic division results in the production of haploid cells. Reason : Synapsis occurs during zygotene of meiosis.

24. Assertion : Plasmids are double – stranded extra – chromosomal DNA. Reason : Plasmids are possessed by eukaryotic cells.

23. Assertion : Meiosis takes place in pollen mother cells. Reason : Each pollen mother cell produce 4 haploid pollen grains.

Read the assertion and reason carefully to mark the correct option out of the options given below : (a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion (b) If …

Q20. If ‘South-east’ is called ‘East’, ‘North-west’ is called ‘West’, ‘South-west’ is called ‘South’ and so on, what will ‘North’ be called?

ਜੇਕਰ ਦੱਖਣ ਪੂਰਬ ਕਿਹਾ ਜਾਂਦਾ ਹੈ, ਉਤਰ ਪੱਛਮ ਨੂੰ ਪਛਮ ਕਿਹਾ ਜਾਂਦਾ ਹੈ, ਦਖਣ ਪਛਮ ਨੂੰ ਦੱਖਣ ਕਿਹਾ ਜਾਂਦਾ ਹੈ ਅਤੇ ਇਸ ਤਰ੍ਹਾਂ ਉਤਰ ਨੂੰ ਕੀ ਕਿਹਾ ਜਾਵੇਗ। यदि दक्षिण-पूर्व ’को, पूर्व’ कहा जाता है, उत्तर-पश्चिम ’को, पश्चिम’ कहा जाता …

Q19. A boy rode his bicycle northwards, then turned left and rode one km and again turned left and rode 2 km, He found himself exactly one km west of his starting point. How far did he ride northwards initially?

ਇਕ ਲੜਕਾ ਆਪਣੀ ਸਾਈਕਲ ਉਤਰ ਵੱਲ ਚਲਾਉਂਦਾ ਹੈ, ਫਿਰ ਉਹ ਖੱਬੇ ਮੁੜਦਾ ਹੈ ਅਤੇ ਇਕ ਕਿਲੋਮੀਟਰ ਚਲਾਉਂਦਾ ਹੈ ਅਤੇ ਫਿਰ ਖੱਬੇ ਮੁੜਦਾ ਹੈ ਅਤੇ 2 ਕਿਲੋ ਮੀਟਰ ਚਲਾਉਂਦਾ ਹੈ, ਉਹ ਆਪਣੇ ਆਪ ਨੂੰ ਇਕ ਸ਼ੁਰੂਆਤੀ ਬਿੰਦੂ ਤੋਂ ਪੱਛਮ ਵੱਲ ਪਾਉਂਦਾ …

Q18. A postman was returning to the post office which was in front of him to the north. When the post office was 100 metres away from him, he turned to the left and moved 50 metres to deliver the last letter at Shantivilla. He then moved in the same direction for 40 metres, turned to his right and moved 100 metres. How many metres was he away from the post office?

ਇਕ ਡਾਕੀਆ ਡਾਕਘਰ ਵਾਪਸ ਆ ਰਿਹਾ ਸੀ ਜੋ ਕਿ ਉਸ ਦੇ ਸਾਹਮਣੇ ਉਤਰ ਵੱਲ ਸੀ। ਜੇਕਰ ਡਾਕਘਰ ਉਸ ਤੋਂ 100 ਮੀ. ਦੂਰ ਹੈ, ਉਹ ਖੱਬੇ ਮੁੜਦਾ ਹੈ ਅਤੇ ਫਿਰ ਉਹ ਸ਼ਾਂਤੀਵਿਲਾ ਅੰਤਿਮ ਪੱਤਰ ਦੇਣ ਲਈ 50 ਮੀ. ਦੂਰ ਗਿਆ। ਫਿਰ …

Q17. After walking 6 km, I turned right and covered a distance of 2 km, then turned left and covered a distance of 10 km. In the end, I was moving towards the north. From which direction did I start my journey?

6 ਕਿਲੋਮੀਟਰ ਚੱਲਣ ਤੋਂ ਬਾਅਦ ਮੈਂ ਸੱਜੇ ਮੁੜਦਾ ਹਾਂ ਅਤੇ 2 ਕਿਲੋਮੀਟਰ ਦੀ ਦੂਰੀ ਤੈਹਿ ਕਰਦਾ ਹਾਂ ਫਿਰ ਮੈਂ ਖੱਬੇ ਮੁੜਦਾ ਹਾਂ ਅਤੇ 10ਕਿਲੋਮੀਟਰ ਦੀ ਦੂਰੀ ਤੈਹਿ ਕਰਦਾ ਹਾਂ। ਅੰਤ ਵਿਚ ਮੈਂ ਉਸੇ ਦਿਸ਼ਾ ਵਿਚ ਸੀ ਜਿਥੇ ਤੋਂ ਮੈਂ ਆਪਣੀ …

Q16. I start from my home and go 2 km straight. Then, I turn towards my right and go 1 km. I turn again towards my right and go 1 km again. If I am north-west from my house,then in which direction did I go in the beginning?

ਮੈਂ ਆਪਣੇ ਘਰ ਤੋਂ ਸ਼ੁਰੂ ਕਰ ਕੇ ਅਤੇ 2 ਕਿਲੋਮੀਟਰ ਸਿਧਾ ਜਾਂਦਾ ਹਾਂ। ਫਿਰ ਮੈਂ ਆਪਣੇ ਸਜੇ ਮੁੜਦਾ ਹਾਂ ਅਤੇ ਫਿਰ 1 ਕਿਲੋਮੀਟਰ ਚੱਲਦਾ ਹਾਂ। ਮੈਂ ਫਿਰ ਦੁਬਾਰਾ ਆਪਣੇ ਸਜੇ ਮੁੜਦਾ ਹਾਂ ਅਤੇ ਫਿਰ ਇਕ ਕਿਲੋਮੀਟਰ ਚਲਦਾ ਹਾਂ। ਜੇਕਰ ਮੈਂ …

13. Which two villages are the farthest from one another?

(Questions 12 to 14 ): These questions are based on the following information Seven villages A, B, C, D, E, F and G are situated as follows: ਸੱਤ ਪਿੰਡ ਏ, ਬੀ, ਸੀ,, ਡੀ , ਈ, ਐਫ ਅਤੇ ਜੀ ਹੇਠ ਲਿਖੇ …

12. A is in the middle of

Q11. A,B,C,D are a playing cards. A and B are partners. D faces towards North. If A faces towards West, then who faces towards South?

ਏ, ਬੀ, ਸੀ, ਡੀ ਤਾਸ਼ ਖੇਡ ਰਹੇ ਹਨ। ਏ ਅਤੇ ਬੀ ਆਪਸ ਵਿਚ ਸਾਥੀ ਹਨ। ਡੀ ਦਾ ਮੂੰਹ ਉਤਰ ਵਲ ਹੈ। ਜੇਕਰ ਏ ਦਾ ਮੂੰਹ ਪੱਛਮ ਵੱਲ ਹੈ ਤਾਂ ਦੱਖਣ ਵੱਲ ਕਿਸ ਦਾ ਮੂੰਹ ਹੋਵੇਗਾ (13)

Q10. If a boy walks from Nitin, meets Atul followed by Kunal, Dinesh and then Prashant, how many metres has he walked if he has travelled the straight distance all through?

Directions (Questions 9-10): Study the information given below carefully and answer the questions that follow ਹੇਠ ਲਿਖੀ ਗਈ ਜਾਣਕਾਰੀ ਨੂੰ ਧਿਆਨ ਨਾਲ ਪੜ੍ਹੋ ਅਤੇ ਪ੍ਰਸ਼ਨਾਂ ਦੇ ਉਤਰ ਦਿਓ. On a playing ground, Dinesh, Kunal, Nitin, Atul and Prashant are standing …

Blog

Login with your site account

Register a new account