State whether the following statements are True or False. If False, rewrite the correct form of the statement by only changing the last word of the statement.

A.

Plants which manufacture their own food are termed heterotrophs. 

Given below are sets of 5 terms each. Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. One has been done for you as an example.

Example: Pathogen, active immunity, produces antibodies, lymphocytes, antigen (defence mechanism of the body)

Answer: Pathogen  antigen  lymphocytes produces antibodies  active  immunity

(ii) Interphase, Anaphase, Prophase, Telophase, Metaphase (sequential stages in karyokinesis)

Given below are sets of 5 terms each. Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. One has been done for you as an example.

Example: Pathogen, active immunity, produces antibodies,

lymphocytes, antigen (defence mechanism of the body)

Answer: Pathogen  antigen lymphocytes produces antibodies active immunity

(i) Destarched plant, iodine added, washed in water, a leaf boiled in alcohol, placed

in sunlight (testing for presence of starch)

Given below are sets of 5 terms each. Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. One has been done for you as an example.

Example: Pathogen, active immunity, produces antibodies,

lymphocytes, antigen (defence mechanism of the body)

Answer: Pathogen -> antigen -> lymphocytes -> produces antibodies -> active

immunity

(iii)Seminiferous tubule, penis, urethra, epididymis, vas deferens (course of passage

of sperms in man)

Given below are sets of 5 terms each. Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. One has been done for you as an example.

Example: Pathogen, active immunity, produces antibodies,

lymphocytes, antigen (defence mechanism of the body)

Answer: Pathogen -> antigen -> lymphocytes -> produces antibodies -> active

immunity

(iv)Pinna, cochlea, tympanum, ear ossicles, auditory canal (route through which

vibrations of sound enter the ear)

Given below are sets of 5 terms each. Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. One has been done for you as an example.

Example: Pathogen, active immunity, produces antibodies,

lymphocytes, antigen (defence mechanism of the body)

Answer: Pathogen -> antigen -> lymphocytes -> produces antibodies -> active

immunity

Briefly explain the following terms:

(i) Destarched plant

Briefly explain the following terms:

(ii) Phenotype

Briefly explain the following terms:

 (iii) Death rate

40.

Briefly explain the following terms:

(iv) Power of accommodation of the eye