Imbibition, diffusion & osmosis play an important role in

 1) Transpiration
 2) Respiration
 3) Photosynthesis
 4) Absorption of water

Which of the following bears winged fruits
1. Oroxylum
2. Cinchona
3. Discorea
4. Moringa

Hydras, earthworms, grasshoppers, and humans are classified in the same

1. genus
2. species
3. phylum
4. kingdom

Conversion of acetyl Co-A to fatty acid is a/an

1) Anabolic reaction
2) Catabolic reaction
3) Anabolic and catabolic reaction
4) None of the above

Essential oils are those which are
1. Used in soap manufacture
2. Used in perfumes
3. Essential for plant producing them
4. Essential for human kind

Worker bees have

 1) 2 pairs of legs and 1 pair of wings
 2) 3 pairs of legs and 2 pairs of wings
 3) 3 pairs of legs and 1 pair of wings
 4) 2 pairs of legs and 2 pairs of wings

A compound which is produced by an organism and inhibit the growth of other organism is called
1. Antiseptic
2. Anticoagulant
3. Antibiotic
4. Antiallergic

Which of the following tissues exercises most control of root pressure?

 1) Cortex
 2) Endodermis
 3)  Phloem
 4) Xylem

Identify the correct sequence of taxonomic hierarchical arrangement in ascending order.

1) Spermatophyta, Sapindales, Dicotyledons, Anacardiaceae, Mangifera
2) Mangifera, Dicotyledons, Anacardiaceae, Spermatophyta, Sapindales
3) Mangifera, Anacardiaceae, Sapindales, Dicotyledons, Spermatophyta
4) Dicotyledons, Anacardiaceae, Sapindales, Spermatophyta, Mangifera

 Genotype is-

(1) Genetic composition of plastids

(2) Genetic composition of an individual

(3) Genetic composition of an organism

(4) Genetic composition of germ cells