GkSeries.com

Botany Objective Questions and Answers for Competitive Exams | Page-4

(31) A molecule in plants comparable to haemoglobin in animals is
[A] Cellulose
[B] Chlorophyll
[C] Cytochrome
[D] Carotene

Comment

Answer: Option [B]
(32) The curcumin is isolated from
[A] Garlic
[B] Turmeric
[C] Sunflower
[D] Rose flower

Comment

Answer: Option [B]

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

(33) The plant that behaves as a root parasite is
[A] Ficus
[B] Euphorbia
[C] Cuscuta
[D] Santalum

Comment

Answer: Option [C]
(34) The non-green heterotropic plants of plant kingdom are
[A] fungi
[B] algae
[C] ferns
[D] mosses

Comment

Answer: Option [A]
(35) Flowers emit fragrance to:
[A] purify air
[B] drive away flies
[C] attract insects
[D] perform all the above

Comment

Answer: Option [C]
(36) The plants, which grow under water stress conditions of deserts are:
[A] Epiphytes
[B] Xerophytes
[C] Sciophytes
[D] Heliophytes

Comment

Answer: Option [B]
(37) The plants which grow well, only in light are known as
[A] Sciophilous
[B] Xerophytes
[C] Heliophytes
[D] Epiphytes

Comment

Answer: Option [C]
(38) The process of imbibition involves
[A] Diffusion
[B] Capillary action
[C] Absorption
[D] Both (A) and (B)

Comment

Answer: Option [C]
(39) The biological process in which both aerobes and anaerobes degrade organic matter is
[A] Nitrifying
[B] Digesting
[C] Manuring
[D] Composting

Comment

Answer: Option [D]
(40) The plant from which cocoa and chocolate are obtained is a
[A] herb
[B] shrub
[C] small tree
[D] very big tree

Comment

Answer: Option [C]

NCERT Class 12 Biology Solved Multiple Choice Questions

Please share this page

Chapters

Click Here to Read more questions

Teacher Eligibility Test