Tag: botany

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Questions Related to botany

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

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

  1. Division

  2. Growth

  3. Reproduction

  4. All of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
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'.

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

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

  1. Reproduction

  2. Division

  3. Growth

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
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'. 
Multiple choice botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

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

  1. Fertilization

  2. Syngamy

  3. Reproduction

  4. Propagation
Reveal answer Fill a bubble to check yourself
C Correct answer
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'.
Multiple choice botany modes of reproduction different modes of reproduction sexual and asexual reproduction lifespan, reproduction and variation

Reproduction is a

  1. Biological process

  2. Chemical process

  3. Physical process

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
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.
Multiple choice botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

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

  1. Bioethics

  2. Biowar

  3. Biopatent

  4. Biopiracy
Reveal answer Fill a bubble to check yourself
A Correct answer
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.

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

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

  1. Flavourants

  2. Colorants

  3. Sweeteners

  4. Antioxidants
Reveal answer Fill a bubble to check yourself
D Correct answer
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'.

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

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

  1. Bt Cotton

  2. Flavr Savr tomato

  3. Bt brinjal

  4. Golden rice
Reveal answer Fill a bubble to check yourself
B Correct answer
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 ' .
Multiple choice botany biotechnology and its applications biotechnological regulations pcr asexual modes of reproduction

Saffron and beetroot plant extract can be used as

  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
Reveal answer Fill a bubble to check yourself
B Correct answer
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 ' .