Pollination and Fertilization Very Short Answer Biology Class-9 ICSE Selina Publishers

Pollination and Fertilization Very Short Answer Biology Class-9 ICSE Selina Publishers Solutions Chapter-5. Step By Step ICSE Selina Concise Solutions of Chapter-5 Pollination and Fertilization with Exercise-5 including MCQs, Very Short Answer Type, Short Answer Type, Long Answer Type and Structured/Application Questions Solved Visit official Website CISCE for detail information about ICSE Board Class-9.

Pollination and Fertilization Exe-5 Very Short Answer Biology Class-9 ICSE Concise Selina Publishers

Board ICSE
Publications Selina Publication
Subject Biology
Class 9th
Chapter-5 Pollination and Fertilization
Book Name Concise
Topics Solution of B. Very Short Answer vType
Academic Session 2023-2024

B. Very Short Answer  Type

Pollination and Fertilization Class-9 Biology Concise Solutions  

Page 47

Question 1.

State the name of the chief pollinating agent against the corresponding plant by choosing from those given in brackets.

(a) Dahlia_______ (crow, butterflies, mosquito).

(b) Maize_______ (bees, locusts, rain, wind).

(c) Vallisneria _______ (wind, water, ants, rabbits).

Answer:

(a) butterflies

(b) wind

(c) water

Question 2.

Fill in the blanks with suitable words.

(a) Transference of pollen grains from anthers to stigma of the same flower is called ________.

(b) Different timings for maturation of gynoecium and androecium is called ________.

(c) _______ is a water-pollinated flower.

Answer:

(a) autogamy

(b) dichogamy

(c) Vallisneria

Question 3.

Match the items in Column A with those in Column B.

Column A Column B
(a) Generative
nucleus
(i) Pollen tube
(b) Germ pore (ii) Endosperm
nucleus
(c) Exine (iii) Testa
(d) Secondary nucleus (iv) Fertilization
(e) Integument (v) Male nuclei
(f) Egg nucleus (vi) Rough

Answer:

Column A Column B
(a) Generative
nucleus
(i) Male
nuclei
(b) Germ pore (ii) Pollen tube
(c) Exine (iii) Rough
(d) Secondary nucleus (iv) Endosperm
nucleus
(e) Integument (v) Testa
(f) Egg nucleus (vi) Fertilization

Question 4.

Name of the parts of the ovary which give rise to:

(a) Seed ______

(b) Fruit ______

(c) Fruit wall ______

Answer:

(a) Ovules

(b) Ovary

(c) Ovarian wall

Question 5.

Give one word/term for the following:

(a) A flower containing both male and female parts.

(b) Arrangement of flowers on a twig/stem.

(c) When pollen grains of a flower reach the stigma of the same flower.

(d) When maturation time of reproductive parts in a flower is different.

(e) When stigma and anthers do not grow up to same height, which favours only cross pollination.

(f) Pollination of flowers by insects.

(g) Pollination of flowers by birds.

Answer:

(a) Bisexual flower

(b) Inflorescence

(c) Self-pollination/Autogamy

(d) Dichogamy

(e) Heterostyly

(f) Entomophily

(g) Ornithophily

—  : End of Pollination and Fertilization B. Very Short Answer Class-9 ICSE Biology Solutions :–

Return to  Return to Concise Selina ICSE Biology Class-9 

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