Plant Anatomy And Physiology - Study Mode

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[#746] The type of water movement where living protoplasm is involved is called as

(A) Apoplast

(B) Symplast

(C) Epiplast

(D) None of the above

Correct Answer

(B) Symplast

[#747] The type of apomixis, where the embryo sac develops from any cell of the archesporium is known as

(A) Haploid apogamy

(B) Generative apospory

(C) Diploid parthenogenesis

(D) Sporophytic budding

Correct Answer

(B) Generative apospory

[#748] The age of trees is determined by its

(A) girth

(B) height

(C) growth rings

(D) general appearance

Correct Answer

(C) growth rings

[#749] Soon after fertilization, the fertilized egg or oospore greatly enlarges in size and divides transversely to form a

(A) 1-celled proembryo

(B) 2-celled proembryo

(C) 3-celled proembryo

(D) Polyembryo

Correct Answer

(C) 3-celled proembryo

[#750] Consider the following statements and choose the correct answer: 1. Hygroscopicity may be defined as the power of solids to adsorb water upon their surface 2. A finely divided soil holds less amount of water drawn from below than a soil with larger particles 3. Water held by capillary action is influenced by gravity 4. The gravitational water is that surplus of water which, after rain, gradually sinks downward, under the influence of gravity

(A) 1, 2 and 3 are true

(B) 2 and 3 are true

(C) 2, 3 and 4 are true

(D) 1 and 4 are true

Correct Answer

(D) 1 and 4 are true