Question

9th class state biology questions lesson 1,2. 2019​

Answer 1

Explanation:

9th class state biology questions lesson 1,2. 2019..

in 9 there is classification ...

antigenes .....

antibodies ....

respiration ......

Answer 2

Explanation:

Short-answer questions are open-ended questions that require students to create an answer.

Questions may require answers such as complete the sentence, supply the missing word, short descriptive or qualitative answers, diagrams with explanations etc. The answer is usually short, from one word to a few lines.