Question:- Phloem is a tissue found in A. reproductive organs of animals B. plants C. insects D. mammals
Answer:- Option B
Question:- N2 content is kept constant in the biosphere due to A. N2 fixation B. industrial pollution C. nitrogen cycle D. absorption of N2
Answer:- Option C
Question:- Potato is a modified form (outgrowth) of A. root B. stem C. fruit D. leaf
Answer:- Option B
Question:- Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)? A. Order B. Subspecies C. Class D. Genus
Answer:- Option C
Question:- Prothrombin which helps in clotting of blood is released by A. lymphocytes B. erythrocytes C. monocytes D. blood platelets
Answer:- Option D
Question:- Most of the red, blue and purple colours of plants are due to a pigment called A. anthocyanin B. carotene C. chlorophyll D. xanthophylls
Answer:- Option A
Question:- Where is anthocyanin found in plants?
Answer:- Anthocyanin - A blue, violet, or red flavonoid pigment found in plants.
Question:- Plants developing in dry conditions are A. xerophytes B. mesophytes C. lithophytes D. hydrophytes
Answer:- Option A
Question:- Plants growing on sand are called as A. chasmophytes B. oxylophytes C. lithophytes D. psammophytes
Answer:- Option D