Tag: botany

Questions Related to botany

Man and dog reproduce by 

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Laying eggs

  2. Hatching eggs

  3. Producing young ones

  4. Through their roots

Show answer
Correct Option: C
Explanation:
Man and dog are viviparous that means they give birth to young ones through sexual reproduction.
So, the correct answer is 'Producing young ones'.

The production of offsprings by sexual or asexual process is called as

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Division

  2. Growth

  3. Reproduction

  4. All of the above

Show answer
Correct Option: C
Explanation:

Reproduction is the process by which organisms produce offspring that are similar to themselves.

  • Reproduction can be either sexual or asexual.
  • Asexual reproduction involves only a single organism while sexual reproduction involves gamete formation from two different sexes and their fusion.
  • So, the correct option is 'Reproduction'.

The process of production of closely resembled young one is called as

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Reproduction

  2. Division

  3. Growth

  4. None of the above

Show answer
Correct Option: A
Explanation:
  • Cell Division results in two or more daughter cells.
  • Growth is the irreversible increase in the dry mass of an organism. It is brought about by an increase in cell size or number.
  • Reproduction results in production of closely resembling young ones.
  • So, the correct option is 'Reproduction'. 

The process of propagation of new individual from the existing one is called as

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Fertilization

  2. Syngamy

  3. Reproduction

  4. Propagation

Show answer
Correct Option: C
Explanation:
  • Reproduction refers to the production or propogation of new individuals by an organism. 
  • Syngamy of fertilisation refers to the fusion of gametes which may or may not be similar.
  • So, the correct option is 'Reproduction'.

Production of the same type of organism is called as 

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Reproduction

  2. Division

  3. Duplication

  4. None of the above

Show answer
Correct Option: A
Explanation:
  • 'Re' prefix is used to denote 'again'.
  • Hence, reproduction word itself means 'again production' of the same type of organisms.
  • So, the correct option is 'Reproduction'.

Reproduction is a

botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

  1. Biological process

  2. Chemical process

  3. Physical process

  4. None of the above

Show answer
Correct Option: A
Explanation:
Reproduction is the biological process by which new individual organisms or offspring are produced from their parents. It has two forms i.e., sexual and asexual.
So, the correct answer is option A.

Rules of conduct that may be used to regulate our activities in relation to the biological world is called ___________.

botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

  1. Bioethics

  2. Biowar

  3. Biopatent

  4. Biopiracy

Show answer
Correct Option: A
Explanation:

Bioethics may be viewed as the set of standards that may be used to regulate various activities based on their effects on the biological world. This is because biotechnology has aroused social as well as political concerns, which have ranged from biotechnology being unnatural to detrimental to biodiversity.

Which of the following group of preservatives prevent fat/oil containing food from developing a foul smell?

botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

  1. Flavourants

  2. Colorants

  3. Sweeteners

  4. Antioxidants

Show answer
Correct Option: D
Explanation:

Antioxidants prevent or slow down the oxidation of fat/oil which otherwise go rancid to emit a foul odor. This they are used as preservatives in oil or fat containing food.

So, the correct option is 'Antioxidants'.

.......... was the first commercially grown genetically engineered food to be granted a license for human consumption.

botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

  1. Bt Cotton

  2. Flavr Savr tomato

  3. Bt brinjal

  4. Golden rice

Show answer
Correct Option: B
Explanation:
A.Bt cotton - a transgenic plant with a Cry gene to produce Bt protein.
B.Flavr Savr tomato - a transgenic plant have storage ability
C.Bt brinjal - a transgenic plant with a Cry gene to produce Bt protein.
C.Golden rice - a transgenic plant with more amount of vitamin C.
So the correct option is 'Flavr Savr tomato ' .

Saffron and beetroot plant extract can be used as

botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

  1. Natural additives to enhance the flavor of food

  2. Natural additives to enhance the color of food

  3. Artificial additives to enhance the flavor of food

  4. Artificial additives to enhance the colour of food

Show answer
Correct Option: B
Explanation:

Saffron is extracted from the dried stigmas of the saffron plant . It's main use is in the spice industry .While , the Beetroot is the taproot of the bet plant . It is widely used as in food and salads . Although these are also used as a medicine and a flavouring agent . 

So the correct option is ' Natural additives to enhance the colour of food ' .