100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
PSB Natural Science Exam Study Questions and Answers £9.86   Add to cart
Quickly navigate to
Preview
  2.  
  3. 2024/2025
  4.  
  5. 2024/2025

Exam (elaborations)

PSB Natural Science Exam Study Questions and Answers
 1 view  0 purchase
  • Module
  • 2024/2025
  • Institution
  • 2024/2025

PSB Natural Science Exam Study Questions and Answers What is the name for any substance that stimulates the production of antibodies? - Ans:- antigen List the cellular hierarchy from the simplest to the most complex structure. (organism, organ, organ system, cell, tissue) - Ans:-cell, tissue, ...

[Show more]

Preview 4 out of 53  pages

Document information

  • October 15, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • psb natural science exam study questions and answe

Written for

  • 2024/2025
  • 2024/2025

Seller

avatar-seller
GraceAmelia

Reviews received

Content preview

GRACEAMELIA 2024/2025 ACADEMIC YEAR ©2024. ALL RIGHTS
RESERVED. FIRST PUBLISH OCTOBER, 2024



PSB Natural Science Exam Study
Questions and Answers

What is the name for any substance that stimulates the production of antibodies? - Ans:✔✔-

antigen


List the cellular hierarchy from the simplest to the most complex structure.


(organism, organ, organ system, cell, tissue) - Ans:✔✔-cell, tissue, organ, organ system,

organism


If a cell is placed in a hypertonic solution what will happen to the cell? - Ans:✔✔-it will shrink


Which group of major parts and organs make up the immune system? - Ans:✔✔-lymphatic

system, spleen, tonsils, thymus, and bone marrow


The rate of a chemical reaction depends on all the following except


a. temperature


b. surface area


c. presence of catalyst


d. amount of mass loss - Ans:✔✔-d. amount of mass loss


Page 1/53

,GRACEAMELIA 2024/2025 ACADEMIC YEAR ©2024. ALL RIGHTS
RESERVED. FIRST PUBLISH OCTOBER, 2024

Which of the answer choices provided best defines the following statement? For a given mass

and constant temperature, an inverse relationship exists between the volume and pressure of a

gas.


a. Ideal Gas Law


b. Boyle's Law


c. Charles' Law


d. Stefan-Boltzmann Law - Ans:✔✔-b. Boyle's Law


Which of the following statements correctly compares prokaryotic and eukaryotic cells?


a. Prokaryotic cells have a true nucleus, eukaryotic cells don not.


b. Both prokaryotic and eukaryotic cells have a membrane.


c. Prokaryotic cells do not contain membrane-bound organelles, eukaryotic cells do.


d. Prokaryotic cells are more complex than eukaryotic cells. - Ans:✔✔-c. Prokaryotic cells do not

contain membrane-bound organelles, eukaryotic cells do.


What is the role of ribosomes?


a. make proteins


b. waste removal


c. transport


Page 2/53

,GRACEAMELIA 2024/2025 ACADEMIC YEAR ©2024. ALL RIGHTS
RESERVED. FIRST PUBLISH OCTOBER, 2024

d. storage - Ans:✔✔-a. make proteins


If an organism is AaBb, which of the following combinations in the gametes is impossible?


a. AB


b. aa


c. aB


d. Ab - Ans:✔✔-b. aa


What is the oxidation number of hydrogen in CaH2?


a. +1


b. -1


c. 0


d. +2 - Ans:✔✔-b. -1


Which hormone stimulates milk production in the breasts during lactation? - Ans:✔✔-Prolactin


What is the typical result of mitosis in humans? - Ans:✔✔-two diploid cells


Which of the following does NOT exist as a diatomic molecule?


a. boron


b. fluorine


Page 3/53

, GRACEAMELIA 2024/2025 ACADEMIC YEAR ©2024. ALL RIGHTS
RESERVED. FIRST PUBLISH OCTOBER, 2024

c. oxygen


d. nitrogen - Ans:✔✔-a. boron


Which of the following structures has the lowest blood pressure?


a. arteries


b. arteriole


c. venule


d. veins - Ans:✔✔-d. veins


How does water affect the temperature of a living thing? - Ans:✔✔-Water keeps temperature

stable


What is another name for aqueous HI?


a. hydroiodate acid


b. hydrogen monoiodide


c. hydrogen iodide


d. hydriodic acid - Ans:✔✔-d. hydriodic acid


Which of the heart chambers is the most muscular?


a. left atrium



Page 4/53

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller GraceAmelia. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for £9.86. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

81849 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now

Start selling
£9.86
  • (0)
  Add to cart