Public Quiz: Unit 3 : Environments and Genetics (Science) - Preparatory 1 - Science | Elbooklets
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📚 Quiz Subject: Science — Preparatory 1

Public Quiz: Unit 3 : Environments and Genetics (Science) - Preparatory 1

Question of

Question 1

The production of seedless fruits is a natural mutation.

Question 2

What two main components chemically compose a chromosome?

Question 3

How many chromosomes are typically found in the somatic cells of a human?

Question 4

What does an ecosystem consist of?

Question 5

What percentage of energy is typically transferred from one trophic level to the next in an energy pyramid?

Question 6

What hypothesis did scientists Beadle and Tatum affirm regarding genes?

Question 7

Which hypothesis did scientists Beadle and Tatum affirm through their experiments?

Question 8

What is the role of producers in an ecosystem's energy flow?

Question 9

What term describes a change in the nature of a gene, such as an alteration in the arrangement of its nucleotides, leading to a new trait?

Question 10

What is the direct result of nitrogen fixation carried out by root nodular bacteria?

Question 11

In a commensal relationship, how do the two organisms involved interact?

Question 12

The birth of an albino child to a dark-skinned mother is an example of an induced mutation.

Question 13

What is the primary role of decomposers like bacteria and fungi in an ecosystem?

Question 14

Which of the following is an example of a hereditary trait?

Question 15

What is the chemical composition of DNA within a chromosome?