Q&A - P3 Science

[starlight1968sg]

Yes, the ans is option 4 ie group according to their body covering.


OT: a bat is a mammal though it looks like a bird.

[Rosmary]

Thanks for your reply ! But, only cat and monkey got fur . Whale does not have fur

[starlight1968sg]

Rosmary:

Thanks for your reply ! But, only cat and monkey got fur . Whale does not have fur

whale, dolphin etc are mammals. Their females have milk for their babies.
A shark is not a mammal but a fish.

[usaik]

tianzhu:

Hi


If I am not wrong, this question is Q7 from this paper.
http://www.orlesson.org/orp/09Sc/P3-09-Sc-CA1-MahaBodhi.pdf

The WS’s answer is correct.
The flowers in Group A grow in clusters.

http://infopedia.nl.sg/articles/SIP_405_2005-01-28.html
http://www.articlesbase.com/gardening-articles/know-about-frangipanis-1390159.html
http://www.wisegeek.com/what-is-an-ixora.htm

Best wishes

Hi, Thanks so much for your reply and references!!! Didn't know Frangi and Angsana flowers grow in clusters :oops: .

[tianzhu]

usaik:

Hi, Thanks so much for your reply and references.

Hi
You're welcome.
Best wishes

[jesschan]

P4 Question on Digestive System:

Q:How does saliva help in the process of digestion?
A: It breaks down carbohydrates into simple sugar.

This is a 1 mark question but the above answer gets only half mark. Can anyone advise what is wrong with the answer. Thanks.

[Muffins]

Rosmary:

Whale does not have fur

It is not noticeable but they actually do...

[rains]

jesschan:

P4 Question on Digestive System:

Q:How does saliva help in the process of digestion?
A: It breaks down carbohydrates into simple sugar.

This is a 1 mark question but the above answer gets only half mark. Can anyone advise what is wrong with the answer. Thanks.

Saliva also softens the food. That could be the missing half mark.

[jesschan]

Thanks, Rains.

[starlight1968sg]

rains:

Saliva also softens the food. That could be the missing half mark.

Saliva partially digest the food too. I think this is mentioned in the Sc text book. But complete digestion occurs in the SMALL intestine.