(a) Orthotropous and unitegmic (b) Orthotropous and bitegmic (c) Anatropous and unitegmic (d) None of these Ans. a (10)
(a) 1 (b) 2 (c) 3 (d) 0 Ans. a (9)
(a) Cycas leaf (b) Cycas leaflet (c) Cycas petiole (d) Cycas root Ans. b (6)
(a) Cycas leaflet (b) Cycas rachis (c) Cycas stem (d) Cycas root Ans. b (10)
(a) Leaves (b) Leaf bases (c) Scale leaves (d) Both (a) and (b) Ans. d (8)
(a) Male gamete (b) Stamen (c) Pollen grain (d) Pollinium Ans. b (5)
(a) Adaxially (b) Abaxially (c) Laterally (d) Marginally Ans. b (9)
(a) Root (b) Stem (c) Coralloid root (d) Leaflet Ans. d (44)
(a) Palmate and pinnate foliage leaves (b) Brown scales and unpinnately green foliage leaves (c) Oblong and long leaves (d) Green and scaly leaves Ans. b (6)
(a) Carpel (b) Stamen (c) Petal (d) Sepal Ans. a (8)
(a) Its xylem has vessels (b) It has circinate venation (c) It does not have well organised female flower (d) Its roots possess some blue–green algae Ans. a (14)
(a) Cheap (b) Easily digestible with less starch (c) Tastier (d) With high nutritive value Ans. b (6)
(a) Circinate venation (b) Pollen tube (c) Ovule (d) Seeds Ans. a (5)
(a) Fixation and absorption of nitrogen (b) Absorption of water (c) Absorption of minerals (d) Respiration Ans. a (6)
(a) Aulosira (b) Spirogyra (c) Ulothrix (d) Anabaena Ans. d (11)
(a) Total stem parasite (b) Partial stem parasite (c) Total root parasite (d) Partial root parasite Answer:c (13)
(a) Mucilage ducts (b) Laticiferous vessels (c) Resin ducts (d) Oil ducts Ans. a (12)
(a) Rounded and nonciliate (b) Sickle – shaped biflagellate (c) Boat – shaped nonciliate (d) Large, top–like, spirally twisted with cilia Ans. d (15)
(a) Sporophytic structure (b) Gametophytic structure (c) New structure (d) Formed after fertilization Ans. b (10)
(a) One – celled (b) Two – celled (c) Three – celled (d) Four – celled Ans. c (11)
(a) Circinate vernation in leaves (b) Vessels (c) Motile sperms (d) Ovules Ans. d (10)
(a) Laterally (b) Dorsally (c) Ventrally (d) Apically Ans. a (4)
(a) Wind (b) Insect (c) Water (d) Both (a) and (b) Ans. a (10)
(a) Monoxylic and manoxylic (b) Manoxylic and polyxylic (c) Diploxylic (d) Monoxylic Ans. b (13)
(a) If both assertion and reason are true and the reason is the correct explanation of the assertion. (b) If both assertion and reason are true but reason is not the correct explanation of the assertion. (c) If assertion is …
Assertion : Gravitational field is zero both at centre and infinity. Reason : The dimensions of gravitational field is [ LT-2]. (a) If both assertion and reason are true and the reason is the correct explanation of the …
(a) Saccharomyces (b) Spirogyra (c) Cycas (d) Moss Ans. a (11)
Assertion : The speed of revolution of an artificial satellite revolving very near the earth is 8 kms-1. Reason : Orbital velocity of a satellite, become independent of height of near satellite. (a) If both assertion and reason …
(a) Sessile, straight, oval (b) Sessile, straight, linear-lanceolate (c) Sessile, straight, spiny (d) Sessile, smooth, twisted Ans. b (11)
(a) Male Cycas (b) Female Cycas (c) Male Pinus (d) Female Pinus Ans. b (6)
(a) Unisexual (b) Bisexual (c) Hermaphrodite (d) Gynandrous Ans. a (9)
(a) Polypetalous angiosperms (b) Gamopetalous angiosperms (c) Conifers (d) Cycads Ans. d (3)
(a) Naked ovules (b) Circinate vernation (c) Vessels (d) Girdling leaf traces Ans. c (11)
(a) Biflagellate (b) Nonflagellate (c) Uniflagellate (d) Multiciliated Ans. d (7)
(a) South America (b) North America (c) South East Asia (d) Europe Ans. c (6)
(a) If both assertion and reason are true and the reason is the correct explanation of the assertion. (b) If both assertion and reason are true but reason is not the correct explanation of the assertion. (c) If assertion is …
(a) Apophysis (b) Sporophore (c) Middle part (d) Lower part Ans. a (7)