71.  In Angiosperms, which parts of the flowers wither and fall off ?

A. Sepals

B. Petals

C. Stamens

D. All the three

Answer : Option D

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72.  In Angiosperms which part of the flowers attached with plant body.

A. Calyx

B. Carolla

C. Gynoecium

D. Androecium

Answer : Option C

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73.  In asexual reproduction embryosac develop from which part ?

A. Pollengrain

B. Ovum

C. Ovary

D. Mother megaspore

Answer : Option D

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74.  In amorphophalus and colocasia vegetetive reproduction occur by which plant organ ?

A. Tuber stem

B. Bubil

C. Corm

D. Offsets

Answer : Option C

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75.  What is the eye of potato ?

A. Root

B. Stem

C. Bud

D. Flower

Answer : Option C

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76.  Which type of vegetetive reproduction occurs in Grape and Hibiscus ?

A. Cutting

B. Layering

C. By seed

D. Grafting

Answer : Option B

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77.  Find out mismatched from the following.

A. Lawn grass-runner

B. Mango-Grafting

C. Lemon-by embryo grafting

D. Bamboo-Grafting

Answer : Option D

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78.  Which one is the best ?

A. Stock

B. Scion

C. Cutting

D. All a, b, c

Answer : Option D

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79.  Which method is used for vegetetive reproduction the devlopment of banana plant ?

A. Cutting

B. Layering

C. Grafting

D. Bud Grafting

Answer : Option A

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80.  Which organism becomes reproductive due to deficiency of mitosis and meiosis ?

A. Dog

B. Ameoba

C. Grasshopper

D. Earthworm

Answer : Option B

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