Strategies for enhancement in food production practice · Mixed difficulty

Read the following statements.

(A) Properties of tissues are not present in the constituent cells but arise as a result of interaction among the constituent cells.

(B) Interaction result in emergent properties at higher level of organization.

Select the correct option.

The technique of obtaining large number of plantlets by tissue culture method is called

Plants are more rapidly manipulated by genetic engineering than animals due to

Methods of breeding for acquiring disease resistance are
I. conventional breeding techniques
II. mutation breeding
III. radiation breeding
Chose the correct option

Which of the following statements is true?

In the initial stages of protoplast culture, sorbitol/mannitol is added

According to NCERT text, which of the following are selection and testing of superior recombination in plant breeding?

Chokla is the breed of

Pusa Shubhra is bred by hybridisation and selection for resistance to black rot and curl blight black rot, is a variety of which of the given crop?

During hybridization offsprings with hybrid vigour superior to both parents are self-pollinated for a few successive generations to

The embryo which develops from somatic cell is called

Which is the most common species of honey bee in India?

Root cells of wheat has 2n = 42 chromosomes. Which one of the following is the basic chromosome number of wheat?

Plant breeding for improved food quality can perform

Methylophilus methylotrophus bacterium as $SCP$ produces more

In honey bee, the drones are

Micropropagation is a technique for production of

250 g of Methylophillus methylotrophus can be expected to produce ____ tonnes of proteins.

Which of the following is a product of cross breeding?

Assertion: In MOET, hormones with progesterone like activity are given to the cow to induce superovulation.

Reason: After mating, the embryos at 4-6 celled stage are recovered and transferred to surrogate mothers.

The advantages of single cell proteins are
I. easy to grow
II. nutrient rich
III. high yield
Choose the correct option

In …… male and female animals of two different related species are mated

The part of the plant taken for tissue culture is called

Norin-10 gene of dwarfness in wheat was originated in

Which of the following diseases is odd w.r.t causual organism virus?

Somatic hybridization is a technique of

The high yielding hybrid crop varieties to exploit hybrid vigour, the farmers to purchase fresh hybrid seed every year because

Autotrophic microbes which can fix atmospheric nitrogen are all. except

Hisardale is a new breed of sheep developed in Punjab by crossing

Some plants developed by meristem culture are