HSA Mixed Practice Test #1031

Question 1

During a science lesson on photosynthesis, a teacher asks students to brainstorm what they already know about how plants get food and to share any questions they have. Which phase of the 5E Instructional Model is the teacher primarily engaging in?

Accepted Answer

C. Engage — The Engage phase of the 5E model aims to capture students' attention, stimulate their thinking, and activate their prior knowledge, often through questions, discussions, or intriguing phenomena. Explore involves hands-on activities, Elaborate extends understanding, and Explain involves teachers clarifying concepts.

Answer

A. Explore

Answer

B. Elaborate

Answer

D. Explain

Question 2

Chlorophyll colour:

Accepted Answer

Green — Chlorophyll is green — absorbs red and blue light, reflects green.

Answer

Red

Answer

Blue

Answer

Yellow

Question 3

Tropical Evergreen Forests in India are typically found in areas receiving annual rainfall above:

Accepted Answer

200 cm — Tropical evergreen forests occur where rainfall exceeds 200 cm — Western Ghats, NE India, A&N Islands.

Answer

100 cm

Answer

150 cm

Answer

300 cm

Question 4

IPS rank highest:‌​‍

Accepted Answer

DGP — Director General of Police.‌​‍

Answer

Commissioner

Answer

IG

Answer

SP

Question 5

TVM Science and Tech Museum:

Accepted Answer

VSSC proximity — Near VSSC in Thiruvananthapuram.

Answer

NH-66

Answer

Fort

Answer

Kovalam

Question 6

Reported speech: He said, 'I am reading a book.'

Accepted Answer

He said that he was reading a book. — Present → past tense shift in reported speech.

Answer

He said he is reading a book.

Answer

He said he read a book.

Answer

He says he was reading a book.

Question 7

One word: Study of sentence structure:‌​‍

Accepted Answer

Syntax — Syntax.‌​‍

Answer

Morphology

Answer

Semantics

Answer

Phonology

Question 8

The two coastal plains of India are the:

Accepted Answer

Konkan/Malabar (west) and Coromandel/Northern Circars (east) — West: Konkan + Malabar; East: Northern Circars (north) + Coromandel (south).

Answer

Eastern Plain and Western Plain

Answer

Punjab and Tamil Nadu

Answer

Kachchh and Kanyakumari

Question 9

The most effective mechanism by which proper handwashing with soap and water prevents the spread of infection is:

Accepted Answer

B. Mechanically removing and inactivating microorganisms — Handwashing with soap and water works primarily by mechanically dislodging and rinsing away microorganisms from the skin surface, and the soap helps to inactivate some pathogens. It does not necessarily kill all bacteria, create a lasting chemical barrier, or primarily aim to improve skin texture, but rather physically removes infectious agents.

Answer

A. Killing all bacteria on the skin surface

Answer

C. Creating a protective chemical barrier

Answer

D. Improving skin texture and health

Question 10

Galvanisation is the process of coating iron with:‌​‍

Accepted Answer

Zinc — Galvanised iron has a protective zinc coating against corrosion.‌​‍

Answer

Tin

Answer

Copper

Answer

Lead

HSA Mixed Practice Test #1031