Tag: signs of life

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Questions Related to signs of life

Multiple choice zoology living and non living characteristics of life attributes of living organisms signs of life biology : an introduction living world and classification

Organisms using protonephridia for excretion are...

  1. flatworms rotifers ,earthworm

  2. amphioxus,cockroach, prawn

  3. planaria ,cephalochordates ,rotifers

  4. rotifers cephalordates ,Annelids
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A flame cell is a specialized excretory cell found in the simplest freshwater invertebrates, including flatworms(except the turbellarian order Acoela), rotifers and nemerteans; these are the simplest animals to have a dedicated excretory system. Bundles of flame cells are called protonephridia. So the correct option is 'Flatworm rotifers, earthworm’.

Multiple choice zoology living and non living characteristics of life attributes of living organisms signs of life biology : an introduction living world and classification

Professor Birbal Sahani discovered 100 million years old fossil plant from fossil forest at Rajmahal Hills, Bihar. This plant was

  1. Rhynia

  2. Horneophyton

  3. Williamsonia

  4. Red alga
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

In 1932 Palaeontologica Indica, Birbal Sahni added an account of the Bennettitalean plant that he named Williamsonia sewardi.

So, the correct answer is 'Williamsonia'.

Multiple choice zoology living and non living characteristics of life attributes of living organisms signs of life biology : an introduction living world and classification

Cellular organization has ______ stages

  1. $3$

  2. $5$

  3. $2$

  4. $4$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The components of the cell and the arrangement of the individual parts within the cell form the cellular organisation. There are five stages which include cell, tissue, organs, organ systems and organisms. The cellular organisation provides the complete about the working model of the cell and its components.

So, the correct option is '5'.

Multiple choice zoology living and non living characteristics of life attributes of living organisms signs of life biology : an introduction living world and classification

A living organism can be unexceptionally differentained from a non-living thing on the basis of its ability for....

  1. Reproduction

  2. Growth and movement

  3. Responsiveness to touch

  4. Interaction with environment and progressive evolution
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
Reproduction can or cannot be criteria because the childless couple is there who are living. evolution need not always be progressive. Growth is also shown in a deposition if materials and movement are exhibited by nonliving things.
So, the correct option is 'Responsiveness to touch'.