The nitrogen in urea is present in the form of:
- (A) Amide
- (B) Nitrate
- (C) Nitrite
- (D) Ammonium
- (A) Amide
Fern belongs to _______.
- (A) Anthophyte
- (B) Bryophyte
- (C) Pterophyte
- (D) Xerophyte
- (B) Bryophyte
The most common weed which grows along with almost every crop:
- (A) Amaranthus
- (B) Wild oat
- (C) Chenopodium
- (D) Convolvulus
- (A) Amaranthus
Plants absorb most part of water needed them through their:
- (A) Growing point
- (B) Embryonic zone
- (C) Root hairs
- (D) Elongation zone
- (C) Root hairs
Process of cell division can be take place by:
- (A) Fusion
- (B) Fission
- (C) Mitosis
- (D) Heterosis
- (C) Mitosis
From which part of the plant is turmeric obtained?
- (A) Root
- (B) Fruit
- (C) Stem
- (D) Flower
- (C) Stem
A vegetable which contains sulphur is:
- (A) Potato
- (B) Cabbage
- (C) Brinjal
- (D) Pumpkin
- (C) Brinjal
Plants absorbs dissolved nitrates from soil and convert them into:
- (A) Nitrogen
- (B) Urea
- (C) Proteins
- (D) Ammonia
- (A) Nitrogen
The green fodder plants for animals which are used in winter are:
- (A) Sorghum and Maize
- (B) Bajra and Jowar
- (C) Maize and Jowar
- (D) Barseem and Lucerne
- (D) Barseem and Lucerne
Plants that are derived from the vegetative organs of a single plant are known as:
- (A) Clones
- (B) Hybrids
- (C) Polyploids
- (D) Haploids
- (A) Clones